fixup! tests/driver_at86rf215: extend with driver specific commands

tests/driver_at86rf215/main.c

@@ -44,13 +44,15 @@ static int cmd_set_trim(int argc, char **argv)
         return 1;
     }
 
-    at86rf215_t* dev = (at86rf215_t*)gnrc_netif_get_netdev(NETDEV_AT86RF215, 0);
+    gnrc_netif_t *netif = gnrc_netif_get_by_type(NETDEV_AT86RF215, 0);
 
-    if (dev == NULL) {
+    if (netif == NULL) {
         puts("No at86rf215 radio found");
         return 1;
     }
 
+    at86rf215_t* dev = (at86rf215_t*)netif->dev;
+
     printf("setting trim to %u fF\n", 300U * trim);
     at86rf215_set_trim(dev, trim);
 
@@ -94,13 +96,16 @@ static int cmd_set_clock_out(int argc, char **argv)
         freq = tmp;
     }
 
-    at86rf215_t* dev = (at86rf215_t*)gnrc_netif_get_netdev(NETDEV_AT86RF215, 0);
 
-    if (dev == NULL) {
+    gnrc_netif_t *netif = gnrc_netif_get_by_type(NETDEV_AT86RF215, 0);
+
+    if (netif == NULL) {
         puts("No at86rf215 radio found");
         return 1;
     }
 
+    at86rf215_t* dev = (at86rf215_t*)netif->dev;
+
     printf("Clock output set to %s %s\n", keys[freq], freq ? "MHz" : "");
     at86rf215_set_clock_output(dev, AT86RF215_CLKO_4mA, freq);
 
@@ -123,13 +128,15 @@ static int cmd_get_random(int argc, char **argv)
         return 1;
     }
 
-    at86rf215_t* dev = (at86rf215_t*)gnrc_netif_get_netdev(NETDEV_AT86RF215, 0);
+    gnrc_netif_t *netif = gnrc_netif_get_by_type(NETDEV_AT86RF215, 0);
 
-    if (dev == NULL) {
+    if (netif == NULL) {
         puts("No at86rf215 radio found");
         return 1;
     }
 
+    at86rf215_t* dev = (at86rf215_t*)netif->dev;
+
     at86rf215_get_random(dev, buffer, values);
 
     od_hex_dump(buffer, values, 0);